CN213923123U

CN213923123U - Feeding and discharging equipment of film coating machine

Info

Publication number: CN213923123U
Application number: CN202021991845.9U
Authority: CN
Inventors: 杜剑
Original assignee: Suzhou Lingmai Automation Equipment Technology Co ltd
Current assignee: Suzhou Lingmai Automation Equipment Technology Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-08-10
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses a coating machine goes up unloading equipment, include material loading transfer chain, unloading transfer chain, grab material device and memory device, the discharge end of material loading transfer chain all is equipped with the feed end of unloading transfer chain and grabs the material device, is equipped with memory device in the position of neighbouring material loading transfer chain and grabbing the material device, is equipped with memory device in the position of neighbouring unloading transfer chain and grabbing the material device. The utility model discloses be in the in-process of coating film at the product, grab the material device and can not be in the state of stopping down, grab the material device and can snatch the product on the material loading transfer chain and carry to neighbouring material loading transfer chain and grab the buffer memory device of material device in, grab the material device simultaneously and can snatch the product on the buffer memory device of neighbouring unloading transfer chain and grabbing the material device and carry to the unloading transfer chain on, carry out the buffer memory through the product of buffer memory device in to the coating film operation, guarantee the continuity of whole coating film operation, improved work efficiency greatly.

Description

Feeding and discharging equipment of film coating machine

Technical Field

The utility model relates to a coating film technical field especially relates to unloading equipment on coating machine.

Background

In the process of coating a fragile product (such as a screen), the product to be coated on the grabbing production line is sent into the coating machine for coating operation, after the coating operation is finished, the product to be coated is sent into the production line, and the operation is repeated in a circulating mode, so that the batch and automatic coating operation of the product is realized. At present in the automatic coating operation, get repeatedly through the manipulator and put the transport that realizes the product, it sets up buffer memory device to seldom in the last unloading position of product, consequently after the product gets into the coating machine coating film, the manipulator will be in the state of stopping down, meanwhile, piles up in order to prevent the product material loading, also can stop the material loading operation of product in step for the continuity of whole coating operation is relatively poor, and work efficiency is lower.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a unloading equipment on coating machine, include material loading transfer chain, unloading transfer chain, grab material device and buffer, the discharge end of material loading transfer chain all is equipped with the feed end of unloading transfer chain and grabs the material device, is neighbouring the material loading transfer chain is equipped with buffer with the position of grabbing the material device, is neighbouring the material unloading transfer chain is equipped with buffer with the position of grabbing the material device.

Technical scheme more than adopting, it is single grab the material device and include robotic arm and clamping jaw, and robotic arm is connected to the clamping jaw, and the clamping jaw includes installation department, power portion and clamping part, and on the installation department was located to power portion and clamping part, the clamping part included a pair of centre gripping arm, and power portion is connected to a pair of centre gripping arm, and power portion is used for driving a pair of centre gripping arm and does the action of being close to each other or keeping away from each other.

According to the technical scheme, the clamping part comprises the pre-positioning assembly and the fine positioning assembly, the pre-positioning assembly and the fine positioning assembly are arranged on the pair of clamping arms, and proper clamping force can be provided for a product through the pre-positioning assembly and the fine positioning assembly.

According to the technical scheme, the pre-positioning assembly comprises the pre-positioning plates and the pre-positioning pins, at least two groups of pre-positioning plates are arranged on the pair of clamping arms, and the pre-positioning pins are arranged on the opposite surfaces of each group of pre-positioning plates on the pair of clamping arms.

Technical scheme more than adopting, smart locating component includes smart locating plate, driving source c and prevents falling the safety piece, is equipped with a set of at least smart locating plate on a pair of centre gripping arm, and the opposite face of a set of at least smart locating plate is equipped with prevents falling the safety piece, and the other end that the smart locating plate was kept away from to the safety piece of preventing falls is equipped with the oblique conical surface, singly driving source c is connected to the smart locating plate, and driving source c locates on the installation department.

Technical scheme more than adopting, power portion includes drive division an, ball and connecting portion, ball locates on the installation department, connects a pair of centre gripping arm through connecting portion on the ball, ball one end is connected the drive division an of locating on the installation department, and drive division a is used for providing power for ball's motion.

Technical scheme more than adopting, buffer memory device includes base and bearing subassembly, the bearing subassembly includes first bearing bracket, second bearing bracket and drive division b, first bearing bracket and second bearing erect in on the base, be equipped with drive division b between first bearing bracket and the second bearing bracket, the action that first bearing bracket of drive division b drive and second bearing bracket can be close to each other or keep away from each other.

Technical scheme more than adopting, drive division b includes driving source b, gear, first rack and second rack, driving source b transmission connecting gear, the both sides of gear mesh first rack and second rack respectively, first support bracket is connected to first rack, the second support bracket is connected to the second rack.

Technical scheme more than adopting, first support bracket includes first spacing portion, and first spacing portion includes first limiting plate, gag lever post and stop collar, the cover is equipped with the stop collar on the gag lever post, and first limiting plate is connected at the both ends of gag lever post, the stop collar on be equipped with the spacing groove of product thickness looks adaptation, second support bracket includes the spacing portion of second, and the spacing portion of second includes second limiting plate and butt joint board, is equipped with the butt joint board on the second limiting plate.

Technical scheme more than adopting, be equipped with centre correction portion on the material loading transfer chain, when the discharge end of product arrival material loading transfer chain, carry out correction between two parties to the product through centre correction portion.

The utility model has the advantages that: the utility model provides a unloading equipment on coating machine, in-process at the product in coating film, it can not be in the state of stopping down to grab the material device, grab the material device and can snatch the product on the material loading transfer chain and carry to neighbouring material loading transfer chain and grab among the memory device of material device, grab the material device simultaneously and can snatch the product on neighbouring unloading transfer chain and the memory device of grabbing the material device and carry to the unloading transfer chain on, carry out the buffer memory through the product of memory device in to the coating film operation, guarantee the continuity of whole coating film operation, the work efficiency is greatly improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic structural view of the clamping jaw of the present invention.

Fig. 4 is a partially enlarged schematic view of a portion B in fig. 3.

Fig. 5 is a partially enlarged schematic view of the upper C portion of fig. 3.

Fig. 6 is another schematic view of the clamping jaw of the present invention.

Fig. 7 is an enlarged partial view of the portion D of fig. 6.

Fig. 8 is a schematic structural diagram of the buffer memory device of the present invention.

Fig. 9 is a partially enlarged schematic view of the upper E portion of fig. 8.

Fig. 10 is a partially enlarged schematic view of the portion F of fig. 8.

Fig. 11 is a front view of fig. 8.

Fig. 12 is a top view of fig. 8.

Figure 13 is a schematic view of the support assembly of the present invention.

Fig. 14 is an enlarged partial view of the portion G of fig. 13.

The reference numbers in the figures illustrate: 1. a feeding conveying line; 111. a drive source a; 112. a gear a; 113. a first rack a; 114. a second rack a; 115. a first clamping block a; 116. a second clamping block a; 2. a blanking conveying line; 3. a material grabbing device; 31. a robot arm; 32. a clamping jaw; 3211. mounting a plate; 3212. a connecting plate; 3221. a reduction motor; 3222. a driving wheel; 3223. a driven wheel; 3224. a synchronous belt; 3225. a ball screw; 3226. a connecting portion; 3231. a clamp arm; 3232. pre-positioning a plate; 3233. pre-positioning pins; 3234. fine positioning plates; 3235. a drive source c; 3236. a fall prevention safety block; 4. a cache device; 41. a base; 421. a first support bracket; 4211. a first frame; 4212. a first base plate; 4213. a first limit plate; 4214. a limiting rod; 4215. a limiting sleeve; 4216. a limiting groove; 422. a second support bracket; 4221. a second frame; 4222. a second base plate; 4223. a second limiting plate; 4224. a butt joint plate; 4225. a drive source b; 4226. a gear b; 4227. a first rack b; 4228. a second rack b; 431. a supporting seat; 432. positioning blocks; 4321. and (6) positioning a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 to 14, the embodiment of the utility model provides a unloading equipment on coating machine, including material loading transfer chain 1, unloading transfer chain 2, grab material device 3 and buffer 4, the discharge end of material loading transfer chain 1 all is equipped with the feed end of unloading transfer chain 2 and grabs material device 3, be equipped with buffer 4 in the position of neighbouring material loading transfer chain 1 with grabbing material device 3, be equipped with buffer 4 in the position of neighbouring unloading transfer chain 2 with grabbing material device 3, carry out the buffer through buffer 4 to the product in the coating operation, guarantee the continuity of whole coating operation.

Based on the circumstances of this embodiment, single grabbing device 3 includes robotic arm 31 and clamping jaw 32, clamping jaw 32 connects robotic arm 31, more specifically, clamping jaw 32 includes the installation department, power portion and clamping part, wherein the installation department includes mounting panel 3211 and connecting plate 3212, connecting plate 3212 is connected with mounting panel 3211, connecting plate 3212 is used for connecting robotic arm 31, be equipped with power portion and clamping part in addition on mounting panel 3211, wherein the clamping part includes a pair of clamping arm 3231, a pair of clamping arm 3231 connects power portion, power portion is used for driving a pair of clamping arm 3231 and makes the action of being close to each other or keeping away from each other, especially, the clamping part includes prepositioning subassembly and smart locating component, be equipped with prepositioning subassembly and smart locating component on a pair of clamping arm 3231, can provide suitable clamp force for the product through prepositioning subassembly and smart locating component.

On one hand, the pre-positioning assembly comprises pre-positioning plates 3232 and pre-positioning pins 3233, at least two groups of pre-positioning plates 3232 are arranged on a pair of clamping arms 3231, preferably, the pre-positioning plates 3232 are two groups in the embodiment, one group of pre-positioning plates 3232 is arranged at one end of the clamping arm 3231, the other group of pre-positioning plates 3232 is arranged at the other end of the clamping arm 3231, and the pre-positioning plates 3232 are arranged at two ends of the clamping arm 3231, so that different positions of a product can be pre-positioned to the maximum extent, and the positioning uniformity and the coverage rate of the product are ensured;

the opposite surfaces of each group of pre-positioning plates 3232 on the pair of clamping arms 3231 are provided with pre-positioning pins 3233, specifically, the pre-positioning plates 3232 are provided with positioning grooves 4321, at least one pre-positioning pin 3233 is arranged in each positioning groove 4321, preferably, the number of the pre-positioning pins 3233 is single in the embodiment, each pre-positioning pin 3233 is a conical pin, each conical pin is arranged in the middle of each positioning groove 4321, and the other end, away from the pre-positioning plate 3232, of each conical pin is provided with a conical part.

On the other hand, the fine positioning assembly comprises a fine positioning plate 3234 and a driving source c3235, at least one group of fine positioning plates 3234 is arranged on the pair of clamping arms 3231, preferably, the group of fine positioning plates 3234 is a group, the group of fine positioning plates 3234 is arranged between two groups of pre-positioning plates 3232, preferably, the group of fine positioning plates 3234 is arranged in the middle of the two groups of pre-positioning plates 3232, the fine positioning plate 3234 is further connected with the driving source c3235, the driving source c3235 is arranged on the mounting plate 3211, preferably, the driving source c3235 is a telescopic cylinder, and when the product is actually used, after the product is pre-positioned, the telescopic cylinder acts to drive the group of fine positioning plates 3234 to move close to each other so as to perform fine positioning on the product, the precision of the fine positioning clamping force is higher than that of the pre-positioning clamping force, and a proper clamping force can be provided for the product through the pre-positioning assembly and the fine positioning assembly.

There is also a concern about product falling. The utility model discloses smart locating component is including preventing falling safety block 3236, the opposite face of every group smart locating plate 3234 on a pair of centre gripping arm 3231 is equipped with prevents falling safety block 3236, can play the better effect of preventing falling through preventing falling safety block 3236, the other end that smart locating plate 3234 was kept away from to the safety block 3236 of preventing falling is equipped with the oblique conical surface moreover, certainly the product with it looks adaptation be, be equipped with the draw-in groove with the safety block 3236 looks adaptation of preventing falling on the product, also be equipped with the oblique guide structure who cooperatees and use with the oblique conical surface on the draw-in groove, after accomplishing the smart location, prevent falling in the draw-in groove of safety block 3236 screens on the product.

In addition, the mounting plate 3211 is provided with a power portion, more specifically, the power portion includes a driving portion a, a ball screw 3225 and a connecting portion 3226, the ball screw 3225 is disposed on the mounting plate 3211, the ball screw 3225 is connected to a pair of clamping arms 3231 through the connecting portion 3226, one end of the ball screw 3225 is connected to the driving portion a disposed on the mounting plate 3211, the driving portion a is used for providing power for the movement of the ball screw 3225, preferably, the driving portion a includes a decelerating motor 3221, a driving wheel 3222, a driven wheel 3223 and a synchronous belt 3224, the driving end of the decelerating motor 3221 is connected to the driving wheel 3222, one end of the ball screw 3225 is connected to the driven wheel 3223 through the synchronous belt 3224, the connecting portion 3226 is a connecting block, one end of the connecting block is sleeved on the ball screw 3225, the other end of the connecting block is connected to the clamping arm 3231, so that the decelerating motor 3221 operates, the driving wheel 3222 drives the driven wheel 3223 to rotate through the synchronous belt 3224, so that the driven pulley 3223 is rotated to thereby actuate the ball screw 3225 for effecting the movement of the pair of gripper arms 3231 toward and away from each other.

Still include the displacement subassembly, on the mounting panel 3211 was located to the displacement subassembly, more specifically says, the displacement subassembly includes slide rail and slider, and wherein on the mounting panel 3211 was located to the slide rail, on the centre gripping arm 3231 was located to the slider, centre gripping arm 3231 passed through the slider and slides on the slide rail of mounting panel 3211.

Based on the situation of this embodiment, the buffer device 4 includes the base 41 and the supporting component, the supporting component includes the first supporting bracket 421, the second supporting bracket 422 and the driving portion b, the first supporting bracket 421 and the second supporting bracket 422 are disposed on the base 41, the driving portion b is disposed between the first supporting bracket 421 and the second supporting bracket 422, the driving portion b drives the first supporting bracket 421 and the second supporting bracket 422 to move close to or away from each other, so as to complete the clamping or loosening of the product, and is used for buffering the product in the coating operation.

The first support bracket 421 includes a first frame 4211, a first bottom plate 4212 and a first limit portion, wherein one side of the first bottom plate 4212 is provided with a first frame 4211, the other end of the first frame 4211 opposite to the first bottom plate 4212 is provided with a first limit part, more specifically, the first limit part comprises a first limit plate 4213, a limit rod 4214 and a limit sleeve 4215, the limit rod 4214 is sleeved with the limit sleeve 4215, two ends of the limit rod 4214 are connected with the first limit plate 4213, the first limit plate 4213 is connected with the first frame 4211, the limit sleeve 4215 is provided with a limit groove 4216 matched with the thickness of the product, matched with the limit groove 4216, the side edge of the product of the embodiment is provided with a semicircular gap matched with the limit groove 4216, when the product is clamped, the semicircular opening of the product is limited in the limit groove 4216 of the limit sleeve 4215, so can play better spacing effect to the product, effectively prevent the problem that the product from appearing the slope.

On the other hand, the second support bracket 422 comprises a second frame 4221, a second bottom plate 4222 and a second limiting portion, wherein one side of the second bottom plate 4222 is provided with the second frame 4221, the other end of the second frame 4221, which is opposite to the second bottom plate 4222, is provided with the second limiting portion, more specifically, the second limiting portion comprises a second limiting plate 4223 and an abutting plate 4224, the second limiting plate 4223 is connected with the second frame 4221, the other end of the second limiting plate 4223, which is opposite to the second frame 4221, is provided with the abutting plate 4224, and the abutting plate 4224 is used for abutting against a product, so that a good limiting effect is achieved on the product.

The driving part b comprises a driving source b4225, a gear b4226, a first rack b4227 and a second rack b4228, the driving source b4225 is in transmission connection with the gear b4226, two sides of the gear b4226 are respectively meshed with the first rack b4227 and the second rack b4228, the first rack b4227 is connected with the first bottom plate 4212, the second rack b4228 is connected with the second bottom plate 4222, preferably, the driving source b4225 is a driving motor, when the distance between the first support bracket 421 and the second support bracket 422 needs to be increased, the driving motor drives the gear b4226 to rotate, and the gear b4226 drives the first rack b4227 and the second rack b4228 to move away from each other; in the same way, when the distance between the first support bracket 421 and the second support bracket 422 needs to be reduced, the driving motor drives the gear b4226 to rotate reversely, and the gear b4226 drives the first rack and the second rack to move close to each other, so that on one hand, the clamping or loosening action on a product is completed, on the other hand, the distance between the first support bracket 421 and the second support bracket 422 can be adjusted, the requirements on different sizes can be met, and the universality is high.

Still include spacing direction subassembly, it is preferred, spacing direction subassembly includes slide rail and slider, and on base 41 was located to the slide rail, the bottom of first bottom plate 4212 and second bottom plate 4222 was located to the slider, and first bottom plate 4212 and second bottom plate 4222 passed through the slider and slided and locate on the slide rail.

Allowing for support of the bottom of the product. This embodiment still includes supporting component, and supporting component includes a pair of supporting seat 431 and locating piece 432, and on base 41 was located to a pair of supporting seat 431 spaced, be equipped with locating piece 432 on single supporting seat 431, be equipped with on locating piece 432 with the constant head tank 4321 of product thickness looks adaptation, when using, the constant head tank 4321 on locating piece 432 is arranged in to the bottom of product, so can play better support spacing effect to the finished product.

Based on the situation of this embodiment, the roller conveyor line is preferably selected as the feeding conveyor line 1 and the discharging conveyor line 2, and the specific structure and principle of the roller conveyor line are the prior art that has been disclosed and widely used, so this embodiment is not described herein again.

Consider the situation that the product may be displaced when being transported on the feeding conveyor line 1. Therefore, the feeding conveyor line 1 of the present embodiment is provided with a central correction portion, when the product reaches the discharging end of the feeding conveyor line 1, the product is centered and corrected by a centering correction part so as to facilitate the material grabbing device 3 to accurately grab the product, preferably, the centering correction part comprises a driving source a111, a gear a112, a first rack a113, a second rack a114, a first clamping block a115 and a second clamping block a116, the driving source a111 is in transmission connection with the gear a112, two sides of the gear a112 are respectively engaged with the first rack a113 and the second rack a114, the first rack a113 is connected with the first clamping block a115, the second rack a114 is connected with the second clamping block a116, preferably, the driving source a111 is a driving motor, when a product needs to be clamped for centering correction, the driving motor drives the gear a112 to rotate, and the gear a112 drives the first rack a113 and the second rack a114 to move close to each other, so that the first clamping block a115 and the second clamping block a116 clamp the product; in the same way, when the product needs to be loosened, the driving motor drives the gear a112 to rotate reversely, and the gear a112 drives the first rack a113 and the second rack a114 to move away from each other, so that the first clamping block a115 and the second clamping block a116 loosen the product.

The working principle of the utility model is as follows: firstly, adjusting the distance between a first support bracket 421 and a second support bracket 422 in advance according to the size of a product to be coated, then conveying the product to be coated to a centering correction part 11 through a feeding conveying line 1, driving a112 to rotate by a driving source a111, driving a112 to drive a first rack a113 and a second rack a114 to move close to each other, clamping the product by the first rack and the second rack to enable the product to be centered, so that a grabbing device 3 accurately grabs the product on the feeding conveying line 1, when a first batch of coating operation is started, a grabbing device 3 adjacent to the feeding conveying line 1 sequentially grabs the product on the feeding conveying line 1 and puts the product into a coating machine, when the product in the coating machine is fully placed and coated, the feeding conveying line 1 is still continuously fed, at this time, the grabbing device 3 sequentially grabs the product on the feeding conveying line 1, and places the product between the first support bracket 421 and the second support bracket 422 which are preset for caching, after the first batch of coating operation is finished, the grabbing devices 3 adjacent to the discharging conveying line 2 grab the products in the coating machine in sequence and place the products on the discharging conveying line 2 in order, and in addition, the grabbing devices 3 adjacent to the feeding conveying line 1 still grab the products on the feeding conveying line 1 in sequence, at this time, the products are not placed between the first support bracket 421 and the second support bracket 422, but the products to be coated are placed in the coating machine in sequence, so that the second batch of coating operation is performed, and the circulation operation is performed, so that the automatic coating operation of the products is realized.

It should be noted that, considering that the discharging end of the discharging conveyor line 2 may involve a step of detection or packaging, a situation that discharging is stacked may occur on the discharging conveyor line 2, and therefore when the discharging is prone to stacking, the material grabbing device 3 adjacent to the discharging conveyor line 2 may place a product subjected to film coating on the buffer device 4 for buffer storage, so that the situation that discharging is stacked can be reduced, the continuity of the whole film coating operation is ensured, and the work efficiency is greatly improved.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. The utility model provides a unloading equipment on coating machine, its characterized in that includes material loading transfer chain, unloading transfer chain, grabs material device and buffer, the discharge end of material loading transfer chain and the feed end of unloading transfer chain all are equipped with grabs the material device, are neighbouring the material loading transfer chain is equipped with buffer with the position of grabbing the material device, is neighbouring the material unloading transfer chain is equipped with buffer with the position of grabbing the material device.

2. The coating machine loading and unloading equipment of claim 1, wherein: singly grab the material device and include robotic arm and clamping jaw, robotic arm is connected to the clamping jaw, and the clamping jaw includes installation department, power portion and clamping part, and on the installation department was located to power portion and clamping part, the clamping part included a pair of centre gripping arm, and power portion is connected to a pair of centre gripping arm, and power portion is used for driving a pair of centre gripping arm and does the action of being close to each other or keeping away from each other.

3. The coating machine loading and unloading equipment of claim 2, characterized in that: the clamping part comprises a pre-positioning assembly and a fine positioning assembly, the pre-positioning assembly and the fine positioning assembly are arranged on the pair of clamping arms, and proper clamping force can be provided for products through the pre-positioning assembly and the fine positioning assembly.

4. The coating machine loading and unloading equipment of claim 3, wherein: the pre-positioning assembly comprises pre-positioning plates and pre-positioning pins, at least two groups of pre-positioning plates are arranged on the pair of clamping arms, and the pre-positioning pins are arranged on the opposite surfaces of each group of pre-positioning plates on the pair of clamping arms.

5. The coating machine loading and unloading equipment of claim 3, wherein: the smart locating component comprises a smart locating plate, a driving source c and a falling-preventing safety block, wherein at least one group of smart locating plates are arranged on a pair of clamping arms, the opposite surfaces of at least one group of smart locating plates are provided with falling-preventing safety blocks, the other end, far away from the smart locating plate, of each falling-preventing safety block is provided with an oblique conical surface, the driving source c is connected with the smart locating plates, and the driving source c is arranged on the mounting portion.

6. The coating machine loading and unloading equipment of claim 2, characterized in that: the power part comprises a driving part a, a ball screw and a connecting part, the ball screw is arranged on the mounting part, the ball screw is connected with a pair of clamping arms through the connecting part, one end of the ball screw is connected with the driving part a arranged on the mounting part, and the driving part a is used for providing power for the movement of the ball screw.

7. The coating machine loading and unloading equipment of claim 1, wherein: the cache device comprises a base and a bearing component, wherein the bearing component comprises a first bearing bracket, a second bearing bracket and a driving part b, the first bearing bracket and the second bearing are erected on the base, the driving part b is arranged between the first bearing bracket and the second bearing bracket, and the driving part b drives the first bearing bracket and the second bearing bracket to move close to or away from each other.

8. The coating machine loading and unloading equipment of claim 7, wherein: the driving part b comprises a driving source b, a gear, a first rack and a second rack, the driving source b is in transmission connection with the gear, the two sides of the gear are respectively meshed with the first rack and the second rack, the first rack is connected with a first bearing bracket, and the second rack is connected with a second bearing bracket.

9. The coating machine loading and unloading equipment of claim 7, wherein: the first support bracket comprises a first limiting part, the first limiting part comprises a first limiting plate, a limiting rod and a limiting sleeve, the limiting sleeve is sleeved on the limiting rod, the first limiting plate is connected with the two ends of the limiting rod, a limiting groove matched with the product thickness is formed in the limiting sleeve, the second support bracket comprises a second limiting part, the second limiting part comprises a second limiting plate and a butt plate, and the butt plate is arranged on the second limiting plate.

10. The coating machine loading and unloading equipment of claim 1, wherein: the material loading conveying line is provided with a centering correction part, and when the product reaches the discharge end of the material loading conveying line, the product is centered and corrected through the centering correction part.